ALBUQUERQUE, N.M. (AP) — An endangered Mexican gray wolf has been killed by federal employees after a Native American tribe requested the animal be removed from the wild in the wake of a string of cattle deaths near the Arizona-New Mexico border.

The death of the female wolf marks the first time in a decade that efforts by the U.S. Fish and Wildlife Service to curb livestock attacks by wolves has had lethal consequences for one of the predators.

The decision to remove the member of the Diamond Pack was first made in June after three calves were killed over several days, sparking concern among...